Question

2 what two fundamental parts make up a chromosome? rna and histone proteins rna and collagen proteins dna and collagen proteins dna and histone proteins

Explanation:

Chromosomes are composed of DNA, which carries genetic information, and histone proteins that help package and organize the DNA. RNA is not a fundamental part of a chromosome structure in the way DNA and histones are. Collagen proteins are mainly involved in structural support in connective - tissues and not part of chromosome composition.

Answer:

DNA and histone proteins